Williamsport zipcode
| City | Williamsport |
| ZIP Code | 17705 |
| Type | Company/Organization |
| State Code | PA |
| State | Pennsylvania |
ZIP code of Williamsport is 17705. This place is located in Pennsylvania state in US. To send any postal service to Williamsport, you must use 17705 zipcode.
You should avoid following 1 city name of Pennsylvania to be used with the ZIP code 17705.
- Bro Dart, PA